package core;

/**
 * A callback function to notify the presentation that its data has changed.
 * (PresentationPanel implements this class). 
 * @author john
 *
 */
public interface ChangeListener {
	int CONTENT_CHANGED = 0,
		SLIDE_COUNT_CHANGED = 1,
		IMAGE_CHANGED = 2;
	
	void presentationChanged(int type);
}
